Results 51 to 60 of about 562,132 (184)

Influence of electrode geometry on X-ray emission, plasma inductance, voltage, and current derivative signals obtained from a plasma focus device

open access: yesResults in Physics, 2021
Plasma focus devices have been investigated as a pulsed radiation source. Different studies have shown that the shape of the anode affects strongly the plasma dynamic and X-ray emission that takes place in plasma focus devices.
Jalaj Jain   +3 more
doaj   +1 more source

Sublabel-Accurate Relaxation of Nonconvex Energies

open access: yes, 2015
We propose a novel spatially continuous framework for convex relaxations based on functional lifting. Our method can be interpreted as a sublabel-accurate solution to multilabel problems.
Cremers, Daniel   +4 more
core   +1 more source

Microgeometry capture using an elastomeric sensor [PDF]

open access: yes, 2011
We describe a system for capturing microscopic surface geometry. The system extends the retrographic sensor [Johnson and Adelson 2009] to the microscopic domain, demonstrating spatial resolution as small as 2 microns.
Alexander O.   +13 more
core   +1 more source

Shape-from-focus for real-time terahertz 3D imaging

open access: yesOptics Letters, 2019
Thanks to significant advances in real-time terahertz imaging in terms of resolution and image quality, adapting and extending optical methods for 3D imaging at the millimeter scale is now promising. The shape-from-focus algorithm is a post-processing tool used in optical microscopy to reconstruct the external shape surface of a convex surface object ...
J.-B. Perraud   +5 more
openaire   +4 more sources

Experimental measurement of wrinkle formation during draping of non-crimp fabric [PDF]

open access: yes, 2016
A rig and image analysis methodology is described to characterise wrinkle formation during draping of non-crimp fabrics. The circular fabric blank is draped over a male hemispherical mould, partly constrained by a circular clamping ring around the ...
Arnold, SE, Oram, WLA, Sutcliffe, MPF
core  

An INSPECT Measurement System for Moving Objects [PDF]

open access: yes, 2015
published_or_final_versio
Deng, F   +5 more
core   +1 more source

Engineering Drawing of Cirebon Gunungan Puppet Shape through Ethnomathematics

open access: yesGondang: Jurnal Seni dan Budaya, 2023
Cirebon Gunungan Puppet is one of the gunungan puppet figures that has shape characteristics in the Java region. Gunungan puppet is a puppet figure whose presence is considered important in every puppet show.
Ismail Bambang Subianto, Pandu Pramudita
doaj   +1 more source

Effects of Other Color Spaces on Shape From Focus

open access: yes2019 4th International Conference on Computer Science and Engineering (UBMK), 2019
Shape From Focus (SFF) that creates the 3D shape of the object using a 2D image sequence with different focus field has been actively studied in the literature for many years. Classical SFF strategies consist of three basic stages: (1) 2D image sequence creation, (2) focus measure extraction and (3) maximum focus measure estimation.
Dogan, Hulya   +4 more
openaire   +2 more sources

Review of post-process optical form metrology for industrial-grade metal additive manufactured parts [PDF]

open access: yes, 2016
The scope of this review is to investigate the main post-process optical form measurement technologies available in industry today and to determine whether they are applicable to industrial-grade metal additive manufactured parts.
Ford S. L. N.   +14 more
core   +1 more source

Volumetric Tooth Wear Measurement of Scraper Conveyor Sprocket Using Shape from Focus-Based Method

open access: yesApplied Sciences, 2019
Volumetric tooth wear measurement is important to assess the life of scraper conveyor sprocket. A shape from focus-based method is used to measure scraper conveyor sprocket tooth wear.
Hua Ding, Yinchuan Liu, Jiancheng Liu
doaj   +1 more source

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